Sajjad Reyhani

had the same problem, your workaround worked perfectly. thanks @jcard0na any update on when this gets fixed in hal?

> Hmm, the `LPUART1/2/3/4` peripheral can be released with `Serial#release()`: https://docs.rs/stm32l0xx-hal/latest/stm32l0xx_hal/serial/struct.Serial.html However, I think the RX and TX pins can't be released. > > Maybe the `release()` method should be...

btw, i made it work with this ugly workaround. manually changing otyper register without altering pin AlternateFunction mode. no need to reconstruct serial this could cause problems if you don't...